import java.util.Scanner;

public class java001 {
    public static void main(String[] args){
        Scanner sc=new Scanner(System.in);
        System.out.println("输入三个数");
        int a= sc.nextInt();
        int b= sc.nextInt();
        int c= sc.nextInt();
        int max=a;
        if(max<b){
            max=b;
        }
        if(max<c){
            max=c;
        }
System.out.println("最大值是"+max);
    }
}
